Home / 6,931.62-10,394.96-2,000.28

Finding the Fourth Proportional to 6,931.62, 10,394.96 and 2,000.28

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Solution

The fourth proportional to 6,931.62, 10,394.96 and 2,000.28 is: 2,999.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,931.62 : 10,394.96 = 2,000.28 : x
  2. Step 2: Convert to fraction form
    6,931.62/10,394.96 = 2,000.28/x
  3. Step 3: Cross multiply
    6,931.62x = 10,394.96 × 2,000.28
  4. Step 4: Simplify right side
    6,931.62x = 20,792,830.59
  5. Step 5: Solve for x
    x = 20,792,830.59/6,931.62
  6. Step 6: Final answer
    x = 2,999.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.